Home / 416,346,422.10-624,071,735.55-157,461,609.30

Finding the Fourth Proportional to 416,346,422.10, 624,071,735.55 and 157,461,609.30

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Solution

The fourth proportional to 416,346,422.10, 624,071,735.55 and 157,461,609.30 is: 236,023,019.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,346,422.10 : 624,071,735.55 = 157,461,609.30 : x
  2. Step 2: Convert to fraction form
    416,346,422.10/624,071,735.55 = 157,461,609.30/x
  3. Step 3: Cross multiply
    416,346,422.10x = 624,071,735.55 × 157,461,609.30
  4. Step 4: Simplify right side
    416,346,422.10x = 98,267,339,798,347,024
  5. Step 5: Solve for x
    x = 98,267,339,798,347,024/416,346,422.10
  6. Step 6: Final answer
    x = 236,023,019.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.